Installing mongoDB on MacBook

I need help in installing mongo on MacBook, I downloaded the community edition.
I double clicked on “mongod” and “mongoc”.

the “mongoc” out is suspicious to me, I will be happy if somebody will say if it tells that the installation was successful.
Last login: Sun Dec 3 17:14:10 on ttys000

/Users/eitan/Downloads/mongodb-macos-aarch64-7.0.4\ 2/bin/mongos ; exit;

eitan@Eitans-MacBook-Pro ~ % /Users/eitan/Downloads/mongodb-macos-aarch64-7.0.4\ 2/bin/mongos ; exit;

BadValue: error: no args for --configdb

try ‘/Users/eitan/Downloads/mongodb-macos-aarch64-7.0.4 2/bin/mongos --help’ for more information

Saving session…

…copying shared history…

…saving history…truncating history files…

…completed.

[Process completed]